Texts are In Japanese languages only. When Shoko was a fifth grader in an elementary school, the father died of the traffic accident. Since She has come to see fantasy of a dragon. Shoko named the dragon "Mumujiku." She pursued fantasy and began to create the fantasy world on pictures and a piano. However, after a father's death, she gave up creating the fantasy world in order to go to University, it is a desire of her mother who came to be neglect. In 2005, Shoko grew up and found the movie which was very similar to "Mumujiku." The director of the movie was Russian Shoko lived together Muraji who knows these circumstances. Shoko will be in a state of lethargy day by day, and will stay indoors at home. When Muraji researches the name of a disease, he will begin to guess that it is the Pangaea syndrome from the condition. Although it is gossiped whether the cause of the director's death is also the Pangaea syndrome, the Pangaea syndrome will be authorized if not a mental illness. The condition of the Pangaea syndrome remains in Shoko, and her consciousness wanders about between reality and fiction. She starts to talk the monologue which can be told in it, from the past when she is used to call herself "Saya."